Ironmaster Quick-Lock Dumbbell system is the latest generation of our adjustable dumbbells. You can quickly adjust each dumbbell from 5-75 lbs with our patented quick lock design in under 15 seconds! The base set includes the rack at no extra charge. Now you can have a complete set of free weight dumbbells at home that feel just like traditional dumbbells with no restrictions, rattling or safety concerns!

Features:

• Quick-Lock handle design lets you add or remove plates with just a partial turn of the locking screws! US Patent 7,182,716
• Adjust from 5-75 lbs each in 2.5 lb increments in just seconds. (75 lbs each dumbell = 150 lbs total)
• Set includes two handles with four locking screws, 24 ea. 5 lb plates and 4 ea. 2.5 lb plates.  Handles weigh 5 lbs empty and each locking screw weighs 2.5 lbs so the starting weight is 10 lbs each dumbbell before plates are added.  65 lbs of plates can be put loaded on each handle.
• The included Stand is very strong and compact.  Dimensions are just 14.5" wide x 19" deep x 26" high with rubber leveling feet. The Stand will also hold the 120 lb Add on Kit.
• Dumbbells lock up tight with no rattling or looseness. They feel just like a traditional fixed weight dumbbell and are not restrictive in the ways you can grip them.
• Chrome plated steel handles with knurled grips.
• Heavy Duty - go ahead and drop them. No plastic or fragile parts!
• Lifetime warranty!
• Add-on kit available to go up to 120 lbs each dumbbell.
• Dumbbell dimensions are just 6.5" x 6.5" x 14.5" long at the 75lb size and just 9" long at 20lbs size. Handle grip diameter is 1.25" and there is 6.5" grip width inside.